2SC3934G0L Equivalent & Substitute Parts

Part Overview

The 2SC3934G0L is an RF transistor NPN manufactured by Panasonic Electronic Components, designed for RF applications operating at 4.5GHz with a maximum collector-emitter breakdown voltage of 12V and maximum power dissipation of 150mW. This component is classified as obsolete, necessitating identification of equivalent substitute parts for ongoing design requirements and production continuity. The surface mount SMini3-F2 package configuration requires substitutes with compatible electrical performance and mounting characteristics.

Substiute Parts

2SC3934G0L

Panasonic Electronic ComponentsIn Stock: 42442SC3934G0L Datasheet

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BFP760H6327XTSA1

Infineon TechnologiesIn Stock: 800347BFP760H6327XTSA1 Datasheet

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MAPRST0912-350

MACOM Technology SolutionsIn Stock: 823MAPRST0912-350 Datasheet

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MAX2601ESA+T

Analog Devices Inc./Maxim IntegratedIn Stock: 944MAX2601ESA+T Datasheet

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MRF317

MACOM Technology SolutionsIn Stock: 1357MRF317 Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the 2SC3934G0L requires evaluation of NPN RF transistors with compatible electrical specifications. The primary substitution criteria are based on the following parameters:

Critical Electrical Parameters:

• Transistor Type: NPN configuration
• Voltage Rating: Collector-emitter breakdown voltage must support 12V operation
• Frequency Performance: Transition frequency must support 4.5GHz RF applications
• Power Dissipation: Maximum power rating must accommodate 150mW operation
• Current Capability: Collector current must support 30mA maximum
• Gain Characteristics: DC current gain (hFE) and RF gain must be compatible with circuit design

Mechanical Compatibility:

• Mounting Type: Surface mount configuration required
• Package Compatibility: Physical dimensions and pin configuration must allow direct substitution or circuit redesign

The substitute parts identified (BFP760H6327XTSA1, MAPRST0912-350, MAX2601ESA+T, MRF317) represent active product alternatives with varying electrical characteristics. Selection depends on specific application requirements within the defined parameter ranges.

Parameter Comparison

Engineering Selection Recommendations

BFP760H6327XTSA1 (Infineon Technologies)

This substitute is an active product with ROHS3 compliance and MSL 1 rating. The BFP760H6327XTSA1 operates at 45GHz transition frequency, exceeding the 4.5GHz requirement of the 2SC3934G0L. However, the collector-emitter breakdown voltage is 4V, which is below the 12V specification of the main part. This device is suitable only for applications where the 4V voltage rating is acceptable. Surface mount configuration (SOT-343) differs from the SMini3-F2 package, requiring circuit board redesign. Maximum power dissipation of 240mW exceeds the 150mW requirement.

MAPRST0912-350 (MACOM Technology Solutions)

This substitute is an active product with ROHS3 compliance and MSL 1 rating. The MAPRST0912-350 is a chassis mount device with significantly higher power rating (350W) and current capability (32.5A), making it unsuitable for direct substitution in applications designed for the 2SC3934G0L's 150mW, 30mA specifications. The transition frequency of 1.215GHz is below the 4.5GHz requirement. This device is applicable only to high-power RF applications with different electrical requirements.

MAX2601ESA+T (Analog Devices Inc./Maxim Integrated)

This substitute is an active product with ROHS3 compliance and MSL 1 rating. The MAX2601ESA+T operates at 1GHz transition frequency, below the 4.5GHz specification. The collector-emitter breakdown voltage is 15V, exceeding the 12V requirement. Maximum power dissipation of 6.4W and collector current of 1.2A significantly exceed the 2SC3934G0L specifications. Surface mount configuration (8-SOIC-EP) differs from the SMini3-F2 package. This device is applicable to lower-frequency RF applications with higher power requirements.

MRF317 (MACOM Technology Solutions)

This substitute is an active product with ROHS3 compliance and MSL 1 rating. The MRF317 is a chassis mount device with 35V collector-emitter breakdown voltage and 100W maximum power dissipation, both significantly exceeding the 2SC3934G0L specifications. Transition frequency is not specified. This device is applicable only to high-power RF applications with different electrical and mechanical requirements.

Selection Criteria Summary:

All substitute parts are active products with current manufacturing status and ROHS3 compliance, ensuring regulatory compliance and supply continuity. The 2SC3934G0L's obsolete status necessitates substitution for new designs or production continuation. Direct electrical substitution is limited due to parameter mismatches across all identified alternatives. Application-specific evaluation is required to determine which substitute aligns with circuit design constraints.

Frequently Asked Questions (FAQ)

Q: Can the BFP760H6327XTSA1 directly replace the 2SC3934G0L in existing designs?

A: Direct replacement is not recommended. The BFP760H6327XTSA1 has a 4V collector-emitter breakdown voltage, which is below the 2SC3934G0L's 12V rating. Additionally, the package type differs (SOT-343 versus SMini3-F2), requiring circuit board modifications. Applications operating at voltages above 4V will not function with this substitute.

Q: What is the primary difference between the 2SC3934G0L and the MAPRST0912-350?

A: The MAPRST0912-350 is designed for high-power RF applications with 350W maximum power dissipation and 32.5A collector current, compared to the 2SC3934G0L's 150mW and 30mA specifications. The MAPRST0912-350 uses chassis mount packaging rather than surface mount. These devices serve fundamentally different application categories.

Q: Is the MAX2601ESA+T suitable for 4.5GHz RF applications?

A: The MAX2601ESA+T operates at 1GHz transition frequency, which is below the 4.5GHz requirement of the 2SC3934G0L. This substitute is applicable to lower-frequency RF applications. For 4.5GHz operation, frequency performance must be verified against specific circuit requirements.

Q: What packaging considerations apply when selecting a substitute?

A: The 2SC3934G0L uses surface mount SMini3-F2 packaging. The BFP760H6327XTSA1 uses SOT-343 surface mount packaging, the MAX2601ESA+T uses 8-SOIC-EP surface mount packaging, while the MAPRST0912-350 and MRF317 use chassis mount configurations. Package differences require circuit board redesign or mechanical modifications for implementation.

Q: Are all substitute parts RoHS compliant?

A: Yes, all identified substitute parts (BFP760H6327XTSA1, MAPRST0912-350, MAX2601ESA+T, and MRF317) are ROHS3 compliant, ensuring regulatory compliance for applications requiring RoHS certification.

Q: What is the moisture sensitivity level (MSL) for these substitute parts?

A: All substitute parts, including the 2SC3934G0L, have MSL 1 (Unlimited) rating, indicating no moisture sensitivity restrictions during storage and handling.

Q: How do the noise figure specifications compare between the main part and substitutes?

A: The 2SC3934G0L specifies 1.3dB to 2.5dB noise figure at 800MHz. The BFP760H6327XTSA1 provides superior noise performance at 0.5dB to 0.95dB across 900MHz to 5.5GHz. The MAX2601ESA+T specifies 3.3dB at 836MHz. The MAPRST0912-350 and MRF317 do not provide noise figure specifications. Noise performance requirements must be evaluated against specific application needs.

Q: What is the operating temperature range for these devices?

A: The 2SC3934G0L, BFP760H6327XTSA1, and MAX2601ESA+T all specify 150°C maximum junction temperature. The MAPRST0912-350 specifies 200°C maximum junction temperature. The MRF317 does not specify operating temperature. Temperature ratings must align with application thermal requirements.